CN208889531U - A kind of connecting terminal self-locking button switch - Google Patents
A kind of connecting terminal self-locking button switch Download PDFInfo
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- CN208889531U CN208889531U CN201821920092.5U CN201821920092U CN208889531U CN 208889531 U CN208889531 U CN 208889531U CN 201821920092 U CN201821920092 U CN 201821920092U CN 208889531 U CN208889531 U CN 208889531U
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Abstract
The utility model belongs to button switch technical field, discloses a kind of connecting terminal self-locking button switch, including bottom cover and cap assembly, ratchet switch and static contact and movable contact spring；The cap assembly includes: contact fixing seat and first terminal top cover, and the static contact and the movable contact spring are fixed in the contact fixing seat, further includes: the first connecting terminal and the first matched housing screw；The first connecting terminal fixing groove is offered on the bottom cover, second terminals of the static contact are arranged in the inner cavity of first connecting terminal, and the bottom end of first housing screw is resisted against on the top surface of the second terminals of the static contact, forms the first pressuring line structure between the bottom face of the second terminals of the static contact and the bottom end of first connecting terminal；The first screw handle hole is offered on first terminal top cover；The screw head portion of first housing screw is provided with the first radial extension, and the first housing screw of limitation is axially disengaging from the first compression handle hole.
Description
Technical field
The utility model relates to button switch technical field, in particular to a kind of connecting terminal self-locking button switch.
Background technique
Socket generallys use self-lock switch in the prior art, the control system of switching on or off electricity for socket.In socket structure, usually
Connected by the way of flat head screw crimping, one side assembly manipulation is relative complex, operating efficiency and the degree of automation it is lower and
It is larger to the compressing abrasive damage of conducting wire；On the other hand, the fasteners such as screw are also easily separated from, and cause to be electrically connected stability not
Height, and there are Electrical Safety hidden danger.
Utility model content
The utility model provides a kind of connecting terminal self-locking button switch, solves socket self-locking button switch in the prior art
Wiring and assembly efficiency it is low, the technical issues of terminals damage is larger, fastening screw generation security risk easy to fall off.
In order to solve the above technical problems, the utility model provides a kind of connecting terminal self-locking button switch, comprising: fasten
Bottom cover and cap assembly together, ratchet switch and the static contact and movable contact spring that match；The cap assembly includes: touching
Piece fixing seat, the static contact and the movable contact spring are fixed in the contact fixing seat, the first terminals of the static contact
Opposite with the elastic portion of the movable contact spring, the contact fixing seat is fastened on the bottom cover；The ratchet switch is fixed on institute
It states on bottom cover, and the spring of the ratchet switch is resisted against the top of the elastic portion of the movable contact spring；
Further include: the first connecting terminal and the first matched housing screw；
The top of first connecting terminal offers the first screw hole, and first housing screw is screwed together described
In one screw hole；
The first connecting terminal fixing groove is offered on the bottom cover, and is opened on the cell wall of the first connecting terminal fixing groove
Equipped with the first wiring window；
First connecting terminal can slide up and down in the first connecting terminal fixing groove, and described first connects
The connection jaws of line terminals are opposite with the first wiring window；
Second terminals of the static contact are arranged in the inner cavity of first connecting terminal, and described first compresses spiral shell
The bottom end of nail is resisted against on the top surface of the second terminals of the static contact, in the bottom face of the second terminals of the static contact
The first pressuring line structure is formed between the bottom end of first connecting terminal；
The cap assembly further include: first terminal top cover；
On the first terminal top cover, at the screw head position corresponding to first housing screw, the first screw is offered
Handle hole；
The screw head portion of first housing screw is provided with the first radial extension, and the diameter of first radial extension
It is greater than the described first aperture for compressing handle hole to width, limits first housing screw from described first and compress operation hole axle
To disengaging；
Wherein, the first contact limiting stand, the first end are also provided on the cell wall of the first connecting terminal fixing groove
Second terminals of the static contact are pressed on the first contact limiting stand by sub- top cover.
Further, it is also provided on the bottom cover and is fixed with the second connecting terminal fixing groove, second connecting terminal
Slot abuts the first connecting terminal fixing groove, and second can be slided up and down to by, which being provided in the second connecting terminal fixing groove, connects
Line terminals；
The second wiring window is offered on the cell wall of the second connecting terminal fixing groove, second connecting terminal connects
Line mouth is oppositely arranged with the second wiring window；
The cap assembly further include: Second terminal top cover, the Second terminal top cover are fastened on second terminals
In sub- fixing groove；
It is provided with the first lug plate in second connecting terminal, and is pressed on described by the Second terminal top cover
On the cell wall of two connecting terminal fixing grooves；
The second compression handle hole is offered at the top of second connecting terminal, and is screwed together and has the second housing screw, institute
The bottom end for stating the second housing screw is resisted against on the top surface of first lug plate, forms the second pressuring line structure.
Further, the shell between the first connecting terminal fixing groove and the notch of the second connecting terminal fixing groove
Insulation boss is provided on body.
Further, the first terminal top cover and the Second terminal top cover are arranged on a lid；
The isolation recesses matched with the insulation boss are offered on the lid；
The insulation boss is in the isolation recesses, and insulate reinforced structure between formation terminal.
Further, third connecting terminal fixing groove, the third connecting terminal fixing groove are also provided on the bottom cover
Third connecting terminal can be slided up and down to by being inside provided with；
Third wiring window is offered on the cell wall of the third connecting terminal fixing groove, the third connecting terminal connects
Line mouth is oppositely arranged with the third wiring window；
The cap assembly further include: third terminal top cover, the third terminal top cover are fastened on the third terminals
In sub- fixing groove；
It is provided with the second lug plate in the third connecting terminal, and is pressed on described by the third terminal top cover
On the cell wall of three connecting terminal fixing grooves；
Third is offered at the top of the third connecting terminal and compresses handle hole, and is screwed together and has third housing screw, institute
The bottom end for stating third housing screw is resisted against on the top surface of second lug plate, forms third pressuring line structure.
Further, the screw head portion of the third housing screw is provided with third radial extension, and the third is radial
The radial width of extension is greater than the aperture that the third compresses handle hole, limits the third housing screw from the third pressure
Tight handle hole is axially disengaging.
Further, the contact fixing seat, the first terminal top cover, Second terminal top cover and third terminal top cover
It is connected by buckling auxiliary structure with the bottom cover.
Further, first pressuring line structure is firewire connection structure；
Second pressuring line structure is ground wire connecting structure；
The third pressuring line structure is zero curve connection structure.
Further, the notch of the first terminal fixing groove, Second terminal fixing groove and third terminal fixing groove
Chamfering is opened up at arris, forms assembly guide structure.
Further, positive stop lug boss is offered in the contact fixing seat；The positive stop lug boss is arranged in the movable contact spring
Elastic portion central region below, form the amplitude for limiting the downward elastic compression of elastic portion.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
The connecting terminal self-locking button switch provided in the embodiment of the present application, using connecting terminal as wiring construction, energy
The enough efficiency for promoting assembly wiring to a certain extent；Importantly, the second terminals of the static contact of key switch are extended
Into connecting terminal, housing screw is resisted against on the top end face of connecting terminal, to be to apply with the second terminals of static contact
Power fulcrum pulls connecting terminal integrally to move to housing screw along connecting terminal fixing groove, to contract when rotating housing screw
It is shorted the distance between the bottom face of line terminals bottom and the second terminals, until compressing the conducting wire of insertion, realizes wiring；One side
Face is able to ascend the efficiency and reliability of wiring, on the other hand, additionally it is possible to which the terminals of protection conducting wire to greatest extent avoid grinding
Crushing wound, to guarantee power quality and safety.It is worth noting that, the head end setting width specifications in housing screw are greater than
The radial extension in the aperture of screw handle hole, housing screw are actually the top end face and the first top cover limited in static contact
Between screw handle hole, to guarantee that housing screw is in stable position always, convenient for compressing and discharging conducting wire；Another party
Face also prevents toner screw, ensure that assembling quality.Wherein, contact limit is also provided on the cell wall of connecting terminal fixing groove
Second terminals of the static contact are pressed on the first contact limiting stand by position platform, first terminal top cover, so that
Second terminals of the static contact are in and hold position, and guarantee the stability and reliability of force fulcrum, guarantee connecting terminal
Moving mass.
Detailed description of the invention
Fig. 1 is the assembly structure diagram of connecting terminal self-locking button switch provided by the utility model；
Fig. 2 is the explosive view of connecting terminal self-locking button switch provided by the utility model；
Fig. 3 is the structural schematic diagram of the bottom cover of connecting terminal self-locking button switch provided by the utility model；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the contact mounting structure schematic diagram of connecting terminal self-locking button switch provided by the utility model；
Fig. 6 is the contact schematic diagram of base structure of connecting terminal self-locking button switch provided by the utility model；
Fig. 7 is the self-contained top structure schematic diagram of connecting terminal self-locking button switch provided by the utility model；
Fig. 8 is the self-contained bottom substance schematic diagram of connecting terminal self-locking button switch provided by the utility model.
Specific embodiment
The embodiment of the present application solves that socket is self-locking in the prior art presses by providing a kind of connecting terminal self-locking button switch
The wiring of button switch and assembly efficiency are low, and terminals damage is larger, and the fastening screw technology easy to fall off for generating security risk is asked
Topic.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
It states technical solution to be described in detail, it should be understood that the specific features in the utility model embodiment and embodiment are to this Shen
Please technical solution detailed description, rather than the restriction to technical scheme, in the absence of conflict, the application are real
The technical characteristic applied in example and embodiment can be combined with each other.
Referring to Fig. 1, Fig. 2, Fig. 4, Fig. 7 and Fig. 8, a kind of connecting terminal self-locking button switch, comprising: the bottom snapped together
Lid 1 and cap assembly；That is, as support construction, its internal component, top cover group are fixed in support based on bottom cover 1
Part, which is fastened, is formed on complete fixed structure, realizes the fixation and connection of functional structure, completes opening for conductive structure
Close control.
Further include: ratchet switch 2 and the static contact 61 and movable contact spring 63 that match；The cap assembly includes: contact
Fixing seat 62.The static contact 61 and the movable contact spring 63 are fixed in the contact fixing seat 62, and the of the static contact 61
One terminals are opposite with the elastic portion of the movable contact spring 63, and the contact fixing seat 62 is fastened on the ratchet switch of the bottom cover 1
On fastening zone 101；The ratchet switch 2 is fixed on the bottom cover 1, and the spring 23 of the ratchet switch 2 be resisted against it is described
The top of the elastic portion of movable contact spring 63.Cooperated on bottom cover 1 by the gear 21, lower gear 22 and spring 23 of ratchet quick closing valve 2
The ratchet fit structure 105 opened up realizes the compression and release of the elastic portion of movable contact spring 63.
Referring to Fig. 3, connecting terminal self-locking button switch further include: the first connecting terminal 41 and the first matched pressure
Tight screw 42 constitutes the first connecting terminal components 4；The top of first connecting terminal 41 offers the first screw hole, and described first
Housing screw 42 is screwed together in first screw hole, to realize axial further and separate；Is offered on the bottom cover 1
One connecting terminal fixing groove 104, and the first wiring window 118 is offered on the cell wall of the first connecting terminal fixing groove 104,
Entrance for conducting wire.
First connecting terminal 41 can slide up and down in the first connecting terminal fixing groove 104, and described
The connection jaws of first connecting terminal and the first wiring window 118 are opposite, connect convenient for conducting wire with the first connecting terminal.
Second terminals of the static contact 61 are arranged in the inner cavity of first connecting terminal 41, and first pressure
On the top surface for the second terminals that the bottom end of tight screw 42 is resisted against the static contact 61, in the second wiring of the static contact 61
The first pressuring line structure is formed between the bottom face at end and the bottom end of first connecting terminal 41；That is, by the wiring of conducting wire
End is extend into the first pressuring line structure, bottom face and first wiring by the second terminals of the shortening static contact 61
The distance of the bottom end of terminal 41 compresses the terminals of conducting wire, realizes electrical connection.
Operation, the cap assembly further include: first terminal top cover 7 are compressed in order to realize；The first terminal top cover 7
On, at the screw head position corresponding to first housing screw 42, offer the first screw handle hole 71；Described first compresses spiral shell
The screw head portion of nail 42 is provided with the first radial extension 43, and the radial width of first radial extension 43 is greater than described the
One compresses the aperture of handle hole 71, limits first housing screw 42 and is axially disengaging from the first compression handle hole 71；Its
In, the first contact limiting stand 106, the first terminal top are also provided on the cell wall of the first connecting terminal fixing groove 104
Second terminals of the static contact 61 are pressed on the first contact limiting stand 106 by lid 7, to guarantee the static contact
The attitude stabilization of 61 the second terminals forms a stable force fulcrum；That is, first housing screw 42 presss from both sides
It holds between the top end face and the first screw handle hole of the second terminals of the static contact, when first housing screw 42 revolves
When turning, axial tension or thrust are generated on first connecting terminal 41, to drive first connecting terminal 41
The bottom face of close perhaps the second terminals far from the static contact in bottom end is to compress or discharge the terminals of conducting wire.
To realize easy conducting wire connection, additionally it is possible to avoid screw from directly compressing and roll damage caused by conducting wire, simultaneously as contact
Face makes more greatly the connection reliability of conducting wire higher, guarantees power quality and safety.
It is worth noting that the position-limiting action of the first radial extension 43 of the first housing screw 42, can be avoided first
Housing screw 42 is axially disengaging, and is enabled adaptation to full-automatic assembly producing line, is promoted assembly efficiency.
Certainly, it according to actual application scenarios needs, can also be opened up and the second connecting terminal fixing groove on the bottom cover 1
103。
Similar to the setting structure of the first connecting terminal 41, may also set up inside the second connecting terminal fixing groove 103 can on
Lower slider ground the second connecting terminal 31 and the second housing screw 32 for matching.The second connecting terminal fixing groove 103
The second wiring window 117 is offered on cell wall, the connection jaws of second connecting terminal and the second wiring window 117 are opposite
Setting is used for wiring；The cap assembly further include: Second terminal top cover, the Second terminal top cover are fastened on described second
In connecting terminal fixing groove 103；It is provided with the first lug plate 33 in second connecting terminal 31, and passes through the Second terminal
Top cover is pressed on the cell wall of the second connecting terminal fixing groove 103；Second is offered at the top of second connecting terminal 31
Handle hole 72 is compressed, and is screwed together and has the second housing screw 32, the bottom end of second housing screw 32 is resisted against described the
On the top surface of one lug plate 33, the second pressuring line structure is formed.
On the cell wall of the second connecting terminal fixing groove 103, the second limiting stand 108 may also set up, it is described for cooperating
Second terminal top cover realizes the compression of the second lug plate 33.
When being configured by taking conventional three-phase socket as an example, it can be similar to the second connecting terminal fixing groove 103 and its attached match
Structure is closed, third connecting terminal fixing groove 102 and its its internal third connecting terminal 51, third housing screw 52, the are set
Two lug plates 53；The third connecting terminal 51 can slide up and down in the setting third connecting terminal fixing groove 102；It is described
Third wiring window 116, the connection jaws of the third connecting terminal 51 are offered on the cell wall of third connecting terminal fixing groove 102
It is oppositely arranged with the third wiring window 116；The cap assembly further include: third terminal top cover 8, the third terminal top
Lid 8 is fastened in the third connecting terminal fixing groove 102；Second lug plate 53 is arranged in the third connecting terminal 51,
And it is pressed on by the third terminal top cover 8 on the cell wall of the third connecting terminal fixing groove 102；The third terminals
The top of son 51 offers third and compresses handle hole 81, and is screwed together and has third housing screw 52, the third housing screw
52 bottom end is resisted against on the top surface of second lug plate 53, forms third pressuring line structure.
Using first pressuring line structure as firewire connection structure, second pressuring line structure is ground wire connecting structure, described
Third pressuring line structure be zero curve connection structure for be illustrated.
The adjacent first connecting terminal fixing groove 104 of the second connecting terminal fixing groove 103 is arranged, correspondingly, institute
Stating first terminal top cover 7 and the Second terminal top cover may be provided on a lid, using the double-canopy structure type of one, letter
Change assemble flow.
In order to guarantee electrical security, the first connecting terminal fixing groove 104 and the second connecting terminal fixing groove
Insulation boss 113 is provided on shell between 103 notch；It is offered on the lid and insulate what boss matched with described
Isolation recesses；In the isolation recesses, insulate the insulation boss reinforced structure between formation terminal, and extends breakdown road
Diameter reduces the risk of electrical breakdown, promotes power quality and safety.
Similar, the screw head portion of the third housing screw 52 is provided with third radial extension, and the third is radial
The radial width of extension is greater than the aperture that the third compresses handle hole, limits the third housing screw 52 from the third
Handle hole is compressed to be axially disengaging.
Further, the contact fixing seat 62, the first terminal top cover 7, Second terminal top cover and third terminal
Top cover 8 is connected by buckling auxiliary structure with the bottom cover 1.
In general, in order to assemble needs, pin thread 111 can be opened up on bottom cover 1, can specifically be correspondingly arranged at the first wiring
On the cell wall of terminal fixing grooves 104, on the cell wall of the second connecting terminal fixing groove 103, the slot of third connecting terminal fixing groove 102
On fastening region 114 on wall and corresponding to the contact pedestal 62, so that simply orientation pressing can be complete in assembly
At assembly, it is convenient for Automated assembly.
Further, in order to optimize assembly efficiency, the assembling quality of product, the first terminal fixing groove 104, are promoted
Chamfering 107 is opened up at the arris of the notch of two-terminal fixing groove 103 and third terminal fixing groove 102, forms assembly guidance
Structure, it is in place convenient for assembly.
Further, referring to figs. 5 and 6, positive stop lug boss 623 is offered in the contact fixing seat 62；The limit convex
Platform 623 is arranged in below the central region of the elastic portion of the movable contact spring, is formed and limits the downward elastic compression of elastic portion
Amplitude, thus the substandard products for filtering out the contact missing due to the riveting of contact end and electrical connection being caused to be failed.
In general matched with the form of the static contact 61 is opened up on the bottom plate 621 of the described contact fixing seat 62
One binding groove 622, the second binding groove 624 matched with the form of the movable contact spring 63, realization are inlayed fixed mode, are convenient for
Assembly.Generally for assembling process friction interference is reduced, supporting table 625 can be arranged in the bottom of contact and reduce contact area.
It, can be in contact fixing seat in order to adapt to Automated assembly since static contact 61 and movable contact spring 63 are shaped piece in itself
Height different the first positioning table 626 and the second positioning table 627 are opened up on the two sidewalls of 62 buckling parts 628, not by height
It is same to filter out the incorrect contact fixing seat 62 of posture.
In general, the female thread 626 of the end setting buckle of buckling parts 628, is easily installed.
Referring to fig. 4, in order to promote overall structural strength and reduce the materials of bottom cover 1, the materials of usual non-functional area compared with
It is few, while laterally tensing by cross reinforcing 119 first connecting terminal fixing groove 104, Second terminal fixing groove 103 and the
Three terminal fixing grooves 102 strengthen the first connecting terminal fixing groove 104 and Second terminal fixing groove 103 by vertical strengthening ribs 120
Structure.
For integrally fixed needs, fixed arm 110 can be opened up on bottom cover 1 and opens up fixation hole, attachment screw is fixed
Onto the shell of socket.Stiffening plate 115 may further be provided, guarantee the structural strength of fixed arm 110.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
The connecting terminal self-locking button switch provided in the embodiment of the present application, using connecting terminal as wiring construction, energy
The enough efficiency for promoting assembly wiring to a certain extent；Importantly, the second terminals of the static contact of key switch are extended
Into connecting terminal, housing screw is resisted against on the top end face of connecting terminal, to be to apply with the second terminals of static contact
Power fulcrum pulls connecting terminal integrally to move to housing screw along connecting terminal fixing groove, to contract when rotating housing screw
It is shorted the distance between the bottom face of line terminals bottom and the second terminals, until compressing the conducting wire of insertion, realizes wiring；One side
Face is able to ascend the efficiency and reliability of wiring, on the other hand, additionally it is possible to which the terminals of protection conducting wire to greatest extent avoid grinding
Crushing wound, to guarantee power quality and safety.It is worth noting that, the head end setting width specifications in housing screw are greater than
The radial extension in the aperture of screw handle hole, housing screw are actually the top end face and the first top cover limited in static contact
Between screw handle hole, to guarantee that housing screw is in stable position always, convenient for compressing and discharging conducting wire；Another party
Face also prevents toner screw, ensure that assembling quality.Wherein, contact limit is also provided on the cell wall of connecting terminal fixing groove
Second terminals of the static contact are pressed on the first contact limiting stand by position platform, first terminal top cover, so that
Second terminals of the static contact are in and hold position, and guarantee the stability and reliability of force fulcrum, guarantee connecting terminal
Moving mass.
It should be noted last that the above specific embodiment is only to illustrate the technical solution of the utility model rather than limits
System, although the utility model is described in detail referring to example, those skilled in the art should understand that, it can be right
The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of connecting terminal self-locking button switch, comprising: the bottom cover and cap assembly snapped together, ratchet switch and phase
The static contact and movable contact spring of cooperation；The cap assembly includes: contact fixing seat, and the static contact and the movable contact spring are fixed on
In the contact fixing seat, the first terminals of the static contact are opposite with the elastic portion of the movable contact spring, and the contact is fixed
Seat is fastened on the bottom cover；The ratchet switch is fixed on the bottom cover, and the spring of the ratchet switch is resisted against institute
State the top of the elastic portion of movable contact spring；
It is characterized by further comprising: the first connecting terminal and the first matched housing screw；
The top of first connecting terminal offers the first screw hole, and first housing screw is screwed together in first spiral shell
Kong Zhong；
The first connecting terminal fixing groove is offered on the bottom cover, and is offered on the cell wall of the first connecting terminal fixing groove
First wiring window；
First connecting terminal can slide up and down in the first connecting terminal fixing groove, and first terminals
The connection jaws of son are opposite with the first wiring window；
Second terminals of the static contact are arranged in the inner cavity of first connecting terminal, and first housing screw
Bottom end is resisted against on the top surface of the second terminals of the static contact, bottom face and institute in the second terminals of the static contact
It states and forms the first pressuring line structure between the bottom end of the first connecting terminal；
The cap assembly further include: first terminal top cover；
On the first terminal top cover, at the screw head position corresponding to first housing screw, the operation of the first screw is offered
Hole；
The screw head portion of first housing screw is provided with the first radial extension, and first radial extension is radially-wide
Degree is greater than the described first aperture for compressing handle hole, and it is axially de- from the first compression handle hole to limit first housing screw
From；
Wherein, the first contact limiting stand, the first terminal top are also provided on the cell wall of the first connecting terminal fixing groove
Second terminals of the static contact are pressed on the first contact limiting stand by lid.
2. connecting terminal self-locking button switch as described in claim 1, it is characterised in that: be also provided on the bottom cover and the
Two connecting terminal fixing grooves, the adjacent first connecting terminal fixing groove of the second connecting terminal fixing groove, described second connects
The second connecting terminal can be slided up and down to by being provided in line terminals fixing groove；
The second wiring window, the connection jaws of second connecting terminal are offered on the cell wall of the second connecting terminal fixing groove
It is oppositely arranged with the second wiring window；
The cap assembly further include: Second terminal top cover, it is solid that the Second terminal top cover is fastened on second connecting terminal
Determine in slot；
It is provided with the first lug plate in second connecting terminal, and is pressed on described second by the Second terminal top cover and connects
On the cell wall of line terminals fixing groove；
The second compression handle hole is offered at the top of second connecting terminal, and is screwed together and has the second housing screw, described the
The bottom end of two housing screws is resisted against on the top surface of first lug plate, forms the second pressuring line structure.
3. connecting terminal self-locking button switch as claimed in claim 2, it is characterised in that: the first connecting terminal fixing groove
Insulation boss is provided on shell between the notch of the second connecting terminal fixing groove.
4. connecting terminal self-locking button switch as claimed in claim 3, it is characterised in that: the first terminal top cover and described
Second terminal top cover is arranged on a lid；
The isolation recesses matched with the insulation boss are offered on the lid；
The insulation boss is in the isolation recesses, and insulate reinforced structure between formation terminal.
5. connecting terminal self-locking button switch as claimed in claim 4, it is characterised in that: be also provided with third on the bottom cover
Connecting terminal fixing groove, third connecting terminal can be slided up and down to by being provided in the third connecting terminal fixing groove；
Third wiring window, the connection jaws of the third connecting terminal are offered on the cell wall of the third connecting terminal fixing groove
It is oppositely arranged with the third wiring window；
The cap assembly further include: third terminal top cover, it is solid that the third terminal top cover is fastened on the third connecting terminal
Determine in slot；
It is provided with the second lug plate in the third connecting terminal, and the third is pressed on by the third terminal top cover and is connect
On the cell wall of line terminals fixing groove；
Third is offered at the top of the third connecting terminal and compresses handle hole, and is screwed together and has third housing screw, described the
The bottom end of three housing screws is resisted against on the top surface of second lug plate, forms third pressuring line structure.
6. connecting terminal self-locking button switch as claimed in claim 5, it is characterised in that: the screw head of the third housing screw
Portion is provided with third radial extension, and the radial width of the third radial extension is greater than the third and compresses handle hole
Aperture limits the third housing screw and is axially disengaging from third compression handle hole.
7. connecting terminal self-locking button switch as claimed in claim 6, which is characterized in that the contact fixing seat, described
One terminal top cover, Second terminal top cover and third terminal top cover pass through buckle auxiliary structure and are connected with the bottom cover.
8. connecting terminal self-locking button switch as claimed in claim 7, it is characterised in that: first pressuring line structure is firewire
Connection structure；
Second pressuring line structure is ground wire connecting structure；
The third pressuring line structure is zero curve connection structure.
9. connecting terminal self-locking button switch as claimed in claim 7, it is characterised in that: the first terminal fixing groove,
Chamfering is opened up at the arris of the notch of two-terminal fixing groove and third terminal fixing groove, forms assembly guide structure.
10. connecting terminal self-locking button switch as described in claim 1, which is characterized in that opened up in the contact fixing seat
There is positive stop lug boss；The positive stop lug boss is arranged in below the central region of the elastic portion of the movable contact spring, is formed and limits the bullet
The amplitude of the downward elastic compression in property portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821920092.5U CN208889531U (en) | 2018-11-21 | 2018-11-21 | A kind of connecting terminal self-locking button switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821920092.5U CN208889531U (en) | 2018-11-21 | 2018-11-21 | A kind of connecting terminal self-locking button switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208889531U true CN208889531U (en) | 2019-05-21 |
Family
ID=66518358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821920092.5U Active CN208889531U (en) | 2018-11-21 | 2018-11-21 | A kind of connecting terminal self-locking button switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208889531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110265268A (en) * | 2019-07-23 | 2019-09-20 | 武汉天运汽车电器有限公司 | A kind of car electromagnetic switch |
-
2018
- 2018-11-21 CN CN201821920092.5U patent/CN208889531U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110265268A (en) * | 2019-07-23 | 2019-09-20 | 武汉天运汽车电器有限公司 | A kind of car electromagnetic switch |
| CN110265268B (en) * | 2019-07-23 | 2021-06-18 | 武汉天运汽车电器有限公司 | Electromagnetic switch for vehicle |
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